src/lyx_gui.C

   1 /* This file is part of
   2  * ======================================================
   3  *
   4  *           LyX, The Document Processor
   5  *
   6  *          Copyright 1995 Matthias Ettrich
   7  *          Copyright 1995-2000 The LyX Team.
   8  *
   9  * ====================================================== */
  10
  11 #include <config.h>
  12 #include <cstdlib>
  13
  14 #ifdef __GNUG__
  15 #pragma implementation
  16 #endif
  17
  18 #include <fcntl.h>
  19 #include "lyx_gui.h"
  20 #include FORMS_H_LOCATION
  21 #include "support/filetools.h"
  22 #include "combox.h"
  23 #include "lyx.h"
  24 #include "form1.h"
  25 #include "layout_forms.h"
  26 #include "print_form.h"
  27 #include "tex-strings.h"
  28 #include "lyx_main.h"
  29 #include "log_form.h"
  30 #include "debug.h"
  31 #include "version.h"
  32 #include "LyXView.h"
  33 #include "buffer.h"
  34 #include "lyxserver.h"
  35 #include "lyxrc.h"
  36 #include "gettext.h"
  37 #include "lyx_gui_misc.h"
  38 #include "lyxlookup.h"
  39 #include "bufferlist.h"
  40 #include "language.h"
  41 #include "ColorHandler.h"
  42 #include "frontends/GUIRunTime.h"
  43
  44 using std::endl;
  45
  46 FD_form_title * fd_form_title;
  47 FD_form_paragraph * fd_form_paragraph;
  48 FD_form_paragraph_extra * fd_form_paragraph_extra;
  49 FD_form_character * fd_form_character;
  50 FD_form_document * fd_form_document;
  51 FD_form_paper * fd_form_paper;
  52 FD_form_table_options * fd_form_table_options;
  53 FD_form_table_extra * fd_form_table_extra;
  54 FD_form_quotes * fd_form_quotes;
  55 FD_form_preamble * fd_form_preamble;
  56 FD_form_table * fd_form_table;
  57 FD_form_sendto * fd_form_sendto;
  58 FD_form_figure * fd_form_figure;
  59 FD_LaTeXLog * fd_latex_log; // from log_form.h
  60 Combox * combo_language;
  61 Combox * combo_language2;
  62
  63 extern LyXServer * lyxserver;
  64 extern bool finished;   // flag, that we are quitting the program
  65 extern BufferList bufferlist;
  66
  67 FL_CMD_OPT cmdopt[] =
  68 {
  69         {"-geometry", "*.geometry", XrmoptionSepArg, "690x510"}
  70 };
  71
  72 static int width  = 690;
  73 static int height = 510;
  74 static int xpos   = -1;
  75 static int ypos   = -1;
  76 static char geometry[40];
  77 bool       cursor_follows_scrollbar;
  78
  79
  80 FL_resource res[] =
  81 {
  82         {"geometry", "geometryClass", FL_STRING, geometry, "", 40}
  83 };
  84
  85
  86 extern "C" int LyX_XErrHandler(Display * display, XErrorEvent * xeev)
  87 {
  88 //#warning Please see if you can trigger this!
  89         // emergency save
  90         if (!bufferlist.empty())
  91                 bufferlist.emergencyWriteAll();
  92
  93         // Get the reason for the crash.
  94         char etxt[513];
  95         XGetErrorText(display, xeev->error_code, etxt, 512);
  96         lyxerr << etxt << endl;
  97         // By doing an abort we get a nice backtrace. (hopefully)
  98         lyx::abort();
  99         return 0; // Solaris CC wants us to return something
 100 }
 101
 102
 103 LyXGUI::LyXGUI(LyX * owner, int * argc, char * argv[], bool GUI)
 104   : _owner(owner), lyxViews(0)
 105 {
 106         gui = GUI;
 107         if (!gui)
 108                 return;
 109
 110         setDefaults();
 111
 112         static const int num_res = sizeof(res)/sizeof(FL_resource);
 113         fl_initialize(argc, argv, "LyX", cmdopt, num_res);
 114         fl_get_app_resources(res, num_res);
 115
 116         static const int geometryBitmask = XParseGeometry( geometry,
 117                                                            &xpos,
 118                                                            &ypos,
 119                                                            (unsigned int *) &width,
 120                                                            (unsigned int *) &height
 121                                                          );
 122
 123         Display * display = fl_get_display();
 124         if (!display) {
 125                 lyxerr << "LyX: unable to access X display, exiting" << endl;
 126                 exit(1);
 127         }
 128         fcntl(ConnectionNumber(display), F_SETFD, FD_CLOEXEC);
 129         // X Error handler install goes here
 130         XSetErrorHandler(LyX_XErrHandler);
 131
 132         // A width less than 590 pops up an awkward main window
 133         // The minimal values of width/height (590/400) are defined in
 134         // src/lyx.C
 135         if (width < 590) width = 590;
 136         if (height < 400) height = 400;
 137
 138         // If width is not set by geometry, check it against monitor width
 139         if ( !(geometryBitmask & 4) ) {
 140                 Screen * scr = DefaultScreenOfDisplay(fl_get_display());
 141                 if (WidthOfScreen(scr) - 8 < width)
 142                         width = WidthOfScreen(scr) - 8;
 143         }
 144
 145         // If height is not set by geometry, check it against monitor height
 146         if ( !(geometryBitmask & 8) ) {
 147                 Screen * scr = DefaultScreenOfDisplay(fl_get_display());
 148                 if (HeightOfScreen(scr) - 24 < height)
 149                         height = HeightOfScreen(scr) - 24;
 150         }
 151
 152         // Recalculate xpos if it's negative
 153         if (geometryBitmask & 16)
 154                 xpos += WidthOfScreen(DefaultScreenOfDisplay(fl_get_display())) - width;
 155
 156         // Recalculate ypos if it's negative
 157         if (geometryBitmask & 32)
 158                 ypos += HeightOfScreen(DefaultScreenOfDisplay(fl_get_display())) - height;
 159
 160         // Initialize the LyXColorHandler
 161         lyxColorHandler = new LyXColorHandler;
 162 }
 163
 164
 165 // A destructor is always necessary  (asierra-970604)
 166 LyXGUI::~LyXGUI()
 167 {
 168         // Lyxserver was created in this class so should be destroyed
 169         // here.  asierra-970604
 170         delete lyxserver;
 171         lyxserver = 0;
 172         delete lyxViews;
 173         lyxViews = 0;
 174
 175         CloseLyXLookup();
 176 }
 177
 178
 179 void LyXGUI::setDefaults()
 180 {
 181         FL_IOPT cntl;
 182         cntl.buttonFontSize = FL_NORMAL_SIZE;
 183         cntl.browserFontSize = FL_NORMAL_SIZE;
 184         cntl.labelFontSize = FL_NORMAL_SIZE;
 185         cntl.choiceFontSize = FL_NORMAL_SIZE;
 186         cntl.inputFontSize = FL_NORMAL_SIZE;
 187         cntl.menuFontSize  = FL_NORMAL_SIZE;
 188         cntl.borderWidth = -1;
 189         cntl.vclass = FL_DefaultVisual;
 190         fl_set_defaults(FL_PDVisual
 191                         | FL_PDButtonFontSize
 192                         | FL_PDBrowserFontSize
 193                         | FL_PDLabelFontSize
 194                         | FL_PDChoiceFontSize
 195                         | FL_PDInputFontSize
 196                         | FL_PDMenuFontSize
 197                         | FL_PDBorderWidth, &cntl);
 198 }
 199
 200
 201 // This is called after we have parsed lyxrc
 202 void LyXGUI::init()
 203 {
 204         if (!gui)
 205                 return;
 206
 207         create_forms();
 208
 209         if (lyxrc.font_norm_menu.empty())
 210                 lyxrc.font_norm_menu = lyxrc.font_norm;
 211         // Set the font name for popups and menus
 212         string menufontname = lyxrc.menu_font_name
 213                                + "-*-*-*-?-*-*-*-*-"
 214                                + lyxrc.font_norm_menu;
 215                 // "?" means "scale that font"
 216         string popupfontname = lyxrc.popup_font_name
 217                                + "-*-*-*-?-*-*-*-*-"
 218                                + lyxrc.font_norm_menu;
 219
 220         int bold = fl_set_font_name(FL_BOLD_STYLE, menufontname.c_str());
 221         int normal = fl_set_font_name(FL_NORMAL_STYLE, popupfontname.c_str());
 222         if (bold < 0)
 223                 lyxerr << "Could not set menu font to "
 224                        << menufontname << endl;
 225
 226         if (normal < 0)
 227                 lyxerr << "Could not set popup font to "
 228                        << popupfontname << endl;
 229
 230         if (bold < 0 && normal < 0) {
 231                 lyxerr << "Using 'helvetica' font for menus" << endl;
 232                 bold = fl_set_font_name(FL_BOLD_STYLE,
 233                                         "-*-helvetica-bold-r-*-*-*-?-*-*-*-*-iso8859-1");
 234                 normal = fl_set_font_name(FL_NORMAL_STYLE,
 235                                           "-*-helvetica-medium-r-*-*-*-?-*-*-*-*-iso8859-1");
 236                 if (bold < 0 && normal < 0) {
 237                         lyxerr << "Could not find helvetica font. Using 'fixed'." << endl;
 238                         normal = fl_set_font_name(FL_NORMAL_STYLE, "fixed");
 239                 }
 240         }
 241
 242         // put here (after fl_initialize) to avoid segfault. Cannot be done
 243         // in setDefaults() (Matthias 140496)
 244         // Moved from ::LyXGUI to ::init to allow popup font customization
 245         // (petr 120997).
 246         fl_setpup_fontstyle(FL_NORMAL_STYLE);
 247         fl_setpup_fontsize(FL_NORMAL_SIZE);
 248         fl_setpup_color(FL_MCOL, FL_BLACK);
 249         fl_set_goodies_font(FL_NORMAL_STYLE, FL_NORMAL_SIZE);
 250
 251         // all lyxrc settings has to be done here as lyxrc has not yet
 252         // been read when the GUI is created (Jug)
 253
 254         // the sendto form
 255         if (!lyxrc.custom_export_command.empty())
 256                 fl_set_input(fd_form_sendto->input_cmd,
 257                              lyxrc.custom_export_command.c_str());
 258         if (lyxrc.custom_export_format == "lyx")
 259                 fl_set_button(fd_form_sendto->radio_ftype_lyx, 1);
 260         else if (lyxrc.custom_export_format == "tex")
 261                 fl_set_button(fd_form_sendto->radio_ftype_latex, 1);
 262         else if (lyxrc.custom_export_format == "dvi")
 263                 fl_set_button(fd_form_sendto->radio_ftype_dvi, 1);
 264         else if (lyxrc.custom_export_format == "ps")
 265                 fl_set_button(fd_form_sendto->radio_ftype_ps, 1);
 266         else if (lyxrc.custom_export_format == "ascii")
 267                 fl_set_button(fd_form_sendto->radio_ftype_ascii, 1);
 268
 269         // Update parameters.
 270         lyxViews->redraw();
 271
 272         // Initialize the views.
 273         lyxViews->init();
 274
 275         // in 0.12 the initialisation of the LyXServer must be done here
 276         // 0.13 it should be moved again...
 277         lyxserver = new LyXServer(lyxViews->getLyXFunc(), lyxrc.lyxpipes);
 278 }
 279
 280
 281 void LyXGUI::create_forms()
 282 {
 283         lyxerr[Debug::INIT] << "Initializing LyXView..." << endl;
 284         lyxViews = new LyXView(width, height);
 285         lyxerr[Debug::INIT] << "Initializing LyXView...done" << endl;
 286
 287         // From here down should be done by somebody else. (Lgb)
 288
 289         //
 290         // Create forms
 291         //
 292
 293         // the title form
 294         string banner_file = LibFileSearch("images", "banner", "xpm");
 295         if (lyxrc.show_banner && !banner_file.empty()) {
 296                 fd_form_title = create_form_form_title();
 297                 fl_set_form_dblbuffer(fd_form_title->form_title, 1); // use dbl buffer
 298                 fl_set_form_atclose(fd_form_title->form_title, CancelCloseBoxCB, 0);
 299                 fl_addto_form(fd_form_title->form_title);
 300                 FL_OBJECT *obj = fl_add_pixmapbutton(FL_NORMAL_BUTTON, 0, 0, 425, 290, "");
 301                 fl_set_pixmapbutton_file(obj, banner_file.c_str());
 302
 303                 fl_set_pixmapbutton_focus_outline(obj, 3);
 304                 fl_set_button_shortcut(obj, "^M ^[", 1);
 305                 fl_set_object_boxtype(obj, FL_NO_BOX);
 306                 fl_set_object_callback(obj, TimerCB, 0);
 307
 308                 obj = fl_add_text(FL_NORMAL_TEXT, 248, 265, 170, 16, LYX_VERSION);
 309                 fl_set_object_lsize(obj, FL_NORMAL_SIZE);
 310                 fl_mapcolor(FL_FREE_COL2, 0x05, 0x2e, 0x4c);
 311                 fl_mapcolor(FL_FREE_COL3, 0xe1, 0xd2, 0x9b);
 312                 fl_set_object_color(obj, FL_FREE_COL2, FL_FREE_COL2);
 313                 fl_set_object_lcol(obj, FL_FREE_COL3);
 314                 fl_set_object_lalign(obj, FL_ALIGN_CENTER|FL_ALIGN_INSIDE);
 315                 fl_set_object_lstyle(obj, FL_BOLD_STYLE);
 316                 fl_end_form();
 317         }
 318
 319         // the paragraph form
 320         fd_form_paragraph = create_form_form_paragraph();
 321         fl_set_form_atclose(fd_form_paragraph->form_paragraph,
 322                             CancelCloseBoxCB, 0);
 323         fl_addto_choice(fd_form_paragraph->choice_space_above,
 324                         _(" None | Defskip | Smallskip "
 325                         "| Medskip | Bigskip | VFill | Length "));
 326         fl_addto_choice(fd_form_paragraph->choice_space_below,
 327                         _(" None | Defskip | Smallskip "
 328                         "| Medskip | Bigskip | VFill | Length "));
 329         fl_set_input_return(fd_form_paragraph->input_space_above,
 330                             FL_RETURN_ALWAYS);
 331         fl_set_input_return(fd_form_paragraph->input_space_below,
 332                             FL_RETURN_ALWAYS);
 333
 334         // the paragraph extra form
 335         fd_form_paragraph_extra = create_form_form_paragraph_extra();
 336         fl_set_form_atclose(fd_form_paragraph_extra->form_paragraph_extra,
 337                             CancelCloseBoxCB, 0);
 338         fl_set_input_return(fd_form_paragraph_extra->input_pextra_width,
 339                             FL_RETURN_ALWAYS);
 340         fl_set_input_return(fd_form_paragraph_extra->input_pextra_widthp,
 341                             FL_RETURN_ALWAYS);
 342         lyxerr[Debug::INIT] << "Initializing form_paragraph...done" << endl;
 343
 344         // the character form
 345         fd_form_character = create_form_form_character();
 346         fl_set_form_atclose(fd_form_character->form_character,
 347                             CancelCloseBoxCB, 0);
 348         fl_addto_choice(fd_form_character->choice_family,
 349                         _(" No change %l| Roman | Sans Serif | Typewriter %l| Reset "));
 350         fl_addto_choice(fd_form_character->choice_series,
 351                         _(" No change %l| Medium | Bold %l| Reset "));
 352         fl_addto_choice(fd_form_character->choice_shape,
 353                         _(" No change %l| Upright | Italic | Slanted | Small Caps "
 354                         "%l| Reset "));
 355         fl_addto_choice(fd_form_character->choice_size,
 356                         _(" No change %l| Tiny | Smallest | Smaller | Small "
 357                         "| Normal | Large | Larger | Largest | Huge | Huger "
 358                         "%l| Increase | Decrease | Reset "));
 359         fl_addto_choice(fd_form_character->choice_bar,
 360                         _(" No change %l| Emph | Underbar | Noun | LaTeX mode %l| Reset "));
 361         fl_addto_choice(fd_form_character->choice_color,
 362                         _(" No change %l| No color | Black | White | Red | Green "
 363                         "| Blue | Cyan | Magenta | Yellow %l| Reset "));
 364         fl_set_form_minsize(fd_form_character->form_character,
 365                             fd_form_character->form_character->w,
 366                             fd_form_character->form_character->h);
 367         lyxerr[Debug::INIT] << "Initializing form_character::combox..." << endl;
 368         fl_addto_form(fd_form_character->form_character);
 369         combo_language2 = new Combox(FL_COMBOX_DROPLIST);
 370         FL_OBJECT * ob = fd_form_character->choice_language;
 371         combo_language2->add(ob->x, ob->y, ob->w, ob->h, 250);
 372         combo_language2->shortcut("#L", 1);
 373         fl_end_form();
 374         lyxerr[Debug::INIT] << "Initializing form_character...done" << endl;
 375
 376         // the document form
 377         fd_form_document = create_form_form_document();
 378         fl_set_form_atclose(fd_form_document->form_document,
 379                             CancelCloseBoxCB, 0);
 380         fl_addto_choice(fd_form_document->choice_spacing,
 381                         _(" Single | OneHalf | Double | Other "));
 382
 383         fl_set_counter_bounds(fd_form_document->slider_secnumdepth,-2, 5);
 384         fl_set_counter_bounds(fd_form_document->slider_tocdepth,-1, 5);
 385         fl_set_counter_step(fd_form_document->slider_secnumdepth, 1, 1);
 386         fl_set_counter_step(fd_form_document->slider_tocdepth, 1, 1);
 387         fl_set_counter_precision(fd_form_document->slider_secnumdepth, 0);
 388         fl_set_counter_precision(fd_form_document->slider_tocdepth, 0);
 389         fl_addto_form(fd_form_document->form_document);
 390         combo_language = new Combox(FL_COMBOX_DROPLIST);
 391         ob = fd_form_document->choice_language;
 392         combo_language->add(ob->x, ob->y, ob->w, ob->h, 250);
 393         combo_language->shortcut("#G", 1);
 394         fl_end_form();
 395
 396         // "default" is not part of the languages array any more.
 397         combo_language->addto("default");
 398         combo_language2->addto(_("No change"));
 399         combo_language2->addto(_("Reset"));
 400         for(Languages::const_iterator cit = languages.begin();
 401             cit != languages.end(); ++cit) {
 402                 combo_language->addto((*cit).second.lang().c_str());
 403                 combo_language2->addto((*cit).second.lang().c_str());
 404         }
 405         combo_language2->select_text("No change");
 406
 407         // not really necessary, but we can do it anyway.
 408         fl_addto_choice(fd_form_document->choice_fontsize, "default|10|11|12");
 409         int n;
 410         for (n = 0; tex_fonts[n][0]; ++n) {
 411             fl_addto_choice(fd_form_document->choice_fonts, tex_fonts[n]);
 412         }
 413
 414         fl_addto_choice(fd_form_document->choice_inputenc,
 415                         "default|auto|latin1|latin2|latin5"
 416                         "|koi8-r|koi8-u|cp866|cp1251|iso88595");
 417
 418         for (n = 0; tex_graphics[n][0]; ++n) {
 419             fl_addto_choice(fd_form_document->choice_postscript_driver,
 420                                         tex_graphics[n]);
 421         }
 422         // not really necessary, but we can do it anyway.
 423         fl_addto_choice(fd_form_document->choice_pagestyle,
 424                         "default|empty|plain|headings|fancy");
 425         fl_addto_choice(fd_form_document->choice_default_skip,
 426                         _(" Smallskip | Medskip | Bigskip | Length "));
 427         fl_set_input_return(fd_form_document->input_default_skip,
 428                             FL_RETURN_ALWAYS);
 429         fl_set_form_minsize(fd_form_document->form_document,
 430                             fd_form_document->form_document->w,
 431                             fd_form_document->form_document->h);
 432         lyxerr[Debug::INIT] << "Initializing form_document...done" << endl;
 433
 434         // the paper form
 435         fd_form_paper = create_form_form_paper();
 436         fl_set_form_atclose(fd_form_paper->form_paper,
 437                             CancelCloseBoxCB, 0);
 438         fl_addto_choice(fd_form_paper->choice_papersize2,
 439                         _(" Default | Custom | USletter | USlegal "
 440                         "| USexecutive | A3 | A4 | A5 | B3 | B4 | B5 "));
 441         fl_addto_choice(fd_form_paper->choice_paperpackage,
 442                         _(" None "
 443                         "| A4 small Margins (only portrait) "
 444                         "| A4 very small Margins (only portrait) "
 445                         "| A4 very wide margins (only portrait) "));
 446         fl_set_input_return(fd_form_paper->input_custom_width,
 447                             FL_RETURN_ALWAYS);
 448         fl_set_input_return(fd_form_paper->input_custom_height,
 449                             FL_RETURN_ALWAYS);
 450         fl_set_input_return(fd_form_paper->input_top_margin,
 451                             FL_RETURN_ALWAYS);
 452         fl_set_input_return(fd_form_paper->input_bottom_margin,
 453                             FL_RETURN_ALWAYS);
 454         fl_set_input_return(fd_form_paper->input_left_margin,
 455                             FL_RETURN_ALWAYS);
 456         fl_set_input_return(fd_form_paper->input_right_margin,
 457                             FL_RETURN_ALWAYS);
 458         fl_set_input_return(fd_form_paper->input_head_height,
 459                             FL_RETURN_ALWAYS);
 460         fl_set_input_return(fd_form_paper->input_head_sep,
 461                             FL_RETURN_ALWAYS);
 462         fl_set_input_return(fd_form_paper->input_foot_skip,
 463                             FL_RETURN_ALWAYS);
 464         lyxerr[Debug::INIT] << "Initializing form_paper...done" << endl;
 465
 466         // the table_options form
 467         fd_form_table_options = create_form_form_table_options();
 468         fl_set_form_atclose(fd_form_table_options->form_table_options,
 469                             CancelCloseBoxCB, 0);
 470         fl_set_input_return(fd_form_table_options->input_column_width,
 471                             FL_RETURN_ALWAYS);
 472
 473         // the table_extra form
 474         fd_form_table_extra = create_form_form_table_extra();
 475         fl_set_form_atclose(fd_form_table_extra->form_table_extra,
 476                             CancelCloseBoxCB, 0);
 477         fl_set_input_return(fd_form_table_extra->input_special_alignment,
 478                             FL_RETURN_ALWAYS);
 479         fl_set_input_return(fd_form_table_extra->input_special_multialign,
 480                             FL_RETURN_ALWAYS);
 481         lyxerr[Debug::INIT] << "Initializing form_table_extra...done" << endl;
 482
 483         // the quotes form
 484         fd_form_quotes = create_form_form_quotes();
 485         fl_set_form_atclose(fd_form_quotes->form_quotes,
 486                             CancelCloseBoxCB, 0);
 487         // Is it wrong of me to use « » instead of << >> ? (Lgb)
 488         // Maybe if people use a font other than latin1... (JMarc)
 489         fl_addto_choice(fd_form_quotes->choice_quotes_language,
 490                         _(" ``text'' | ''text'' | ,,text`` | ,,text'' | «text» | »text« "));
 491
 492         // the preamble form
 493         fd_form_preamble = create_form_form_preamble();
 494         fl_set_form_atclose(fd_form_preamble->form_preamble,
 495                             CancelCloseBoxCB, 0);
 496
 497 #ifndef NEW_TABULAR
 498         // the table form
 499         fd_form_table = create_form_form_table();
 500         fl_set_form_atclose(fd_form_table->form_table, CancelCloseBoxCB, 0);
 501         fl_set_slider_bounds(fd_form_table->slider_rows, 1, 50);
 502         fl_set_slider_bounds(fd_form_table->slider_columns, 1, 50);
 503         fl_set_slider_value(fd_form_table->slider_rows, 5);
 504         fl_set_slider_value(fd_form_table->slider_columns, 5);
 505         fl_set_slider_precision(fd_form_table->slider_rows, 0);
 506         fl_set_slider_precision(fd_form_table->slider_columns, 0);
 507         lyxerr[Debug::INIT] << "Initializing form_table...done" << endl;
 508 #endif
 509
 510         // the sendto form
 511         fd_form_sendto = create_form_form_sendto();
 512         fl_set_form_atclose(fd_form_sendto->form_sendto, CancelCloseBoxCB, 0);
 513
 514         // the figure form
 515         fd_form_figure = create_form_form_figure();
 516         fl_set_form_atclose(fd_form_figure->form_figure,
 517                             CancelCloseBoxCB, 0);
 518         fl_set_button(fd_form_figure->radio_postscript, 1);
 519
 520         // the latex log form
 521         fd_latex_log = create_form_LaTeXLog();
 522         fl_set_form_atclose(fd_latex_log->LaTeXLog,
 523                             CancelCloseBoxCB, 0);
 524
 525         // Show the main & title form
 526         int main_placement = FL_PLACE_CENTER | FL_FREE_SIZE;
 527         int title_placement = FL_PLACE_CENTER;
 528         // Did we get a valid position?
 529         if (xpos>= 0 && ypos>= 0) {
 530                 lyxViews->setPosition(xpos, ypos);
 531                 if (lyxrc.show_banner) {
 532                         // show the title form in the middle of the main form
 533                         fl_set_form_position(fd_form_title->form_title,
 534                                              abs(xpos + (width/2) - (370 / 2)),
 535                                              abs(ypos + (height/2) - (290 / 2)));
 536                         title_placement = FL_PLACE_GEOMETRY;
 537                         // The use of abs() above is a trick to ensure
 538                         // valid positions
 539                 }
 540                         main_placement = FL_PLACE_POSITION;
 541         }
 542         lyxViews->show(main_placement, FL_FULLBORDER, "LyX");
 543         if (lyxrc.show_banner) {
 544                 fl_show_form(fd_form_title->form_title,
 545                              title_placement, FL_NOBORDER,
 546                              _("LyX Banner"));
 547                 fl_redraw_form(fd_form_title->form_title);
 548                 fl_raise_form(fd_form_title->form_title);
 549
 550                 // Show the title form at most 7 secs (lowered from 10 secs)
 551                 fl_set_timer(fd_form_title->timer_title, 7);
 552         }
 553 }
 554
 555
 556 void LyXGUI::runTime()
 557         /* This will usually be toolkit (GUI) specific. This is
 558          * also usually the XEvent dispatcher of the GUI. */
 559 {
 560         if (!gui)
 561                 return;
 562
 563         GUIRunTime grt;
 564
 565         // XForms specific
 566         XEvent ev;
 567
 568         while (!finished) {
 569                 grt.processEvents();
 570                 // for now we have to leave this here then if the GUII is
 571                 // completed this obviously has to be removed! (Jug)
 572                 if (fl_check_forms() == FL_EVENT) {
 573                         lyxerr << "LyX: This shouldn't happen..." << endl;
 574                         fl_XNextEvent(&ev);
 575                 }
 576         }
 577 }
 578
 579
 580 void LyXGUI::regBuf(Buffer * b)
 581 {
 582         lyxViews->view()->buffer(b);
 583 }
 584
 585 LyXView * LyXGUI::getLyXView() const
 586 {
 587         return lyxViews;
 588 }